PE and KE

____________ is the ability to do work (i.e. to move objects).

• Energy

• Force

• Friction

• Motion

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Tags

NGSS.MS-PS3-2

NGSS.MS-PS2-4

At which point is kinetic energy greatest? 

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

What is the gravitational potential energy of a sky diver if he has a mass of 77 kg and it 400 meters above the ground?

• 30,000 Joules

• 300,000 Joules

• 300 Joules

• 5 Joules

Tags

NGSS.MS-PS3-2

Determine the height a ball was dropped if it has 74 Joules of potential energy and a mass of 0.30 kg.

• 25 m

• 250 m

• 22 m

• 0.25 m

Calculate the KE of a runner that has a mass of 80 kg and is running at a velocity of 8 m/s

• 5120 J

• 320 J

• 640 J

• 2560 J

Tags

NGSS.MS-PS3-1

As mass increases, KE ...

• increases
• decreases
• stays the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

At which point(s) on the roller coaster is the gravitational potential energy at its maximum?

• A
• B
• C
• D

Tags

NGSS.MS-PS3-2

In diagram 2, if the mass of the car is 600 kg, what is the change in potential energy from point A to point B?

• 411,600 J
• 294,000
• 176,400 J
• 117,600 J

Tags

NGSS.HS-PS3-1

What kind of energy is in a rock at the edge of a cliff?

• Potential
• Kinetic

Tags

NGSS.MS-PS3-2

NGSS.MS-PS2-4